Add OVN charm tests

zaza/openstack/charm_tests/ovn/__init__.py

@@ -0,0 +1,15 @@
+# Copyright 2020 Canonical Ltd.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Collection of code for setting up and testing OVN."""

zaza/openstack/charm_tests/ovn/tests.py

@@ -0,0 +1,73 @@
+# Copyright 2020 Canonical Ltd.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Encapsulate OVN testing."""
+
+import logging
+
+import zaza.openstack.charm_tests.test_utils as test_utils
+import zaza.openstack.utilities.openstack as openstack_utils
+
+
+class BaseCharmOperationTest(test_utils.BaseCharmTest):
+    """Base OVN Charm operation tests."""
+
+    # override if not possible to determine release pair from charm under test
+    release_application = None
+
+    @classmethod
+    def setUpClass(cls):
+        """Run class setup for OVN charm operation tests."""
+        super(BaseCharmOperationTest, cls).setUpClass()
+        cls.services = ['NotImplemented']  # This must be overridden
+        cls.current_release = openstack_utils.get_os_release(
+            openstack_utils.get_current_os_release_pair(
+                cls.release_application or cls.application_name))
+
+    def test_pause_resume(self):
+        """Run pause and resume tests.
+
+        Pause service and check services are stopped, then resume and check
+        they are started.
+        """
+        with self.pause_resume(self.services):
+            logging.info('Testing pause resume (services="{}")'
+                         .format(self.services))
+
+
+class CentralCharmOperationTest(BaseCharmOperationTest):
+    """OVN Central Charm operation tests."""
+
+    @classmethod
+    def setUpClass(cls):
+        """Run class setup for OVN Central charm operation tests."""
+        super(CentralCharmOperationTest, cls).setUpClass()
+        cls.services = [
+            'ovn-northd',
+            'ovsdb-server',
+        ]
+
+
+class ChassisCharmOperationTest(BaseCharmOperationTest):
+    """OVN Chassis Charm operation tests."""
+
+    release_application = 'ovn-central'
+
+    @classmethod
+    def setUpClass(cls):
+        """Run class setup for OVN Chassis charm operation tests."""
+        super(ChassisCharmOperationTest, cls).setUpClass()
+        cls.services = [
+            'ovn-controller',
+        ]

zaza/openstack/utilities/openstack.py

@@ -108,6 +108,10 @@ CHARM_TYPES = {
         'pkg': 'designate-common',
         'origin_setting': 'openstack-origin'
     },
+    'ovn-central': {
+        'pkg': 'ovn-common',
+        'origin_setting': 'source'
+    },
 }
 
 # Older tests use the order the services appear in the list to imply
@@ -126,6 +130,7 @@ UPGRADE_SERVICES = [
     {'name': 'nova-compute', 'type': CHARM_TYPES['nova']},
     {'name': 'openstack-dashboard',
      'type': CHARM_TYPES['openstack-dashboard']},
+    {'name': 'ovn-central', 'type': CHARM_TYPES['ovn-central']},
 ]
 
 

zaza/openstack/utilities/os_versions.py

@@ -230,4 +230,8 @@ PACKAGE_CODENAMES = {
         ('9', 'train'),
         ('10', 'ussuri'),
     ]),
+    'ovn-common': OrderedDict([
+        ('2', 'train'),
+        ('20', 'ussuri'),
+    ]),
 }